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2026-08-14 - 13:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Aug 14, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23037215296,53sleep00-21swapper/019:06:030
230292114105,6sleep20-21swapper/219:05:562
230302112102,7sleep30-21swapper/319:05:573
230182112102,7sleep10-21swapper/119:05:471
117982720,0sleep10-21swapper/123:05:181
223042660,0sleep10-21swapper/123:50:241
61122650,0sleep20-21swapper/219:20:172
150702630,0sleep20-21swapper/223:48:452
233482590,0sleep30-21swapper/300:35:003
208082580,0sleep20-21swapper/222:13:402
300062560,1sleep20-21swapper/223:26:102
4072550,0sleep00-21swapper/023:15:100
2352299300,14cyclictest0-21swapper/223:21:132
2351499300,21cyclictest0-21swapper/021:47:050
23522992916,4cyclictest0-21swapper/200:28:562
2352299291,27cyclictest0-21swapper/219:10:352
2352299291,27cyclictest0-21swapper/219:10:352
2352299290,14cyclictest22058-21fschecks_time23:10:152
23522992814,5cyclictest0-21swapper/223:17:592
2352299280,2cyclictest0-21swapper/200:02:422
2352299280,16cyclictest0-21swapper/223:56:102
2351899280,27cyclictest0-21swapper/122:49:571
2351499280,22cyclictest0-21swapper/022:00:360
2351499280,22cyclictest0-21swapper/021:39:100
2351499280,16cyclictest0-21swapper/022:20:100
23522992715,4cyclictest0-21swapper/221:25:212
2352299271,3cyclictest0-21swapper/222:03:562
2352299271,25cyclictest0-21swapper/220:42:222
2352299270,26cyclictest0-21swapper/219:39:002
2352299270,26cyclictest0-21swapper/200:12:222
2352299270,25cyclictest25929-21ssh22:56:422
2352299270,25cyclictest24957-21ssh23:39:122
2352299270,25cyclictest0-21swapper/222:28:352
2352299270,18cyclictest0-21swapper/221:10:492
2352299270,16cyclictest0-21swapper/220:48:192
2351899270,26cyclictest0-21swapper/121:45:471
2351899270,26cyclictest0-21swapper/121:33:121
2351899270,26cyclictest0-21swapper/119:59:361
2351899270,26cyclictest0-21swapper/100:14:551
23514992717,6cyclictest755-21snmpd22:32:500
23514992717,6cyclictest755-21snmpd22:32:490
2351499270,22cyclictest0-21swapper/022:52:570
2352299266,3cyclictest0-21swapper/222:45:312
23522992615,4cyclictest0-21swapper/222:21:272
2352299261,4cyclictest0-21swapper/200:20:192
2352299261,24cyclictest0-21swapper/219:59:032
2352299260,5cyclictest0-21swapper/223:00:302
2352299260,25cyclictest0-21swapper/221:07:122
2352299260,24cyclictest18655-21ssh21:16:102
2352299260,20cyclictest0-21swapper/222:35:052
2352299260,15cyclictest0-21swapper/223:05:222
2351899260,25cyclictest0-21swapper/123:24:061
2351899260,25cyclictest0-21swapper/123:10:271
2351899260,25cyclictest0-21swapper/122:57:571
2351899260,25cyclictest0-21swapper/120:52:461
2351899260,25cyclictest0-21swapper/119:32:351
2351499261,20cyclictest0-21swapper/000:00:030
2351499260,21cyclictest0-21swapper/023:24:260
2351499260,15cyclictest0-21swapper/023:05:590
2352299257,1cyclictest0-21swapper/223:40:062
2352299254,1cyclictest755-21snmpd21:59:252
23522992513,10cyclictest0-21swapper/223:51:212
2352299251,23cyclictest0-21swapper/221:36:352
2352299250,25cyclictest0-21swapper/220:10:032
2352299250,14cyclictest0-21swapper/222:17:002
2351899250,24cyclictest0-21swapper/122:16:021
2351899250,24cyclictest0-21swapper/122:14:241
23514992517,7cyclictest0-21swapper/000:37:320
2351499250,20cyclictest0-21swapper/000:17:440
2351499250,16cyclictest0-21swapper/022:11:180
23522992422,2cyclictest0-21swapper/220:23:362
23522992415,8cyclictest755-21snmpd20:50:582
2352299241,18cyclictest0-21swapper/221:20:152
2352299240,8cyclictest0-21swapper/222:09:032
2352299240,23cyclictest0-21swapper/222:51:542
2352299240,23cyclictest0-21swapper/221:33:372
2352299240,20cyclictest0-21swapper/222:41:102
2352299240,18cyclictest0-21swapper/223:34:302
2352299240,14cyclictest0-21swapper/200:35:102
2351899246,16cyclictest0-21swapper/100:05:571
23518992416,7cyclictest0-21swapper/122:40:351
23518992416,7cyclictest0-21swapper/121:56:591
2351899240,23cyclictest0-21swapper/123:48:521
2351899240,23cyclictest0-21swapper/123:39:141
2351899240,23cyclictest0-21swapper/123:30:581
2351899240,23cyclictest0-21swapper/123:19:341
2351899240,23cyclictest0-21swapper/123:03:521
2351899240,23cyclictest0-21swapper/121:54:371
2351899240,23cyclictest0-21swapper/121:12:141
2351899240,23cyclictest0-21swapper/119:27:451
2351899240,23cyclictest0-21swapper/100:18:361
2351899240,18cyclictest0-21swapper/121:16:161
2351899240,18cyclictest0-21swapper/100:25:131
2351499243,13cyclictest0-21swapper/000:25:200
23514992422,1cyclictest0-21swapper/023:01:300
23514992417,6cyclictest755-21snmpd22:25:290
23514992417,4cyclictest755-21snmpd22:47:540
23514992417,1cyclictest755-21snmpd20:26:540
23514992415,8cyclictest0-21swapper/022:58:280
23514992415,1cyclictest764-21lldpd00:20:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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